Re: [PATCH 3/12] memcg make root cgroup unlimited.

[Balbir Singh]

KAMEZAWA Hiroyuki wrote:
> Make root cgroup of memory resource controller to have no limit.
> 
> By this, users cannot set limit to root group. This is for making root cgroup
> as a kind of trash-can.
> 
> For accounting pages which has no owner, which are created by force_empty,
> we need some cgroup with no_limit. A patch for rewriting force_empty will
> will follow this one.
> 
> Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>

This is an ABI change (although not too many people might be using it, I wonder
if we should add memory.features (a set of flags and let users enable them and
provide good defaults), like sched features.

-- 
	Balbir
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